All Thinkers

Herodotus

Herodotus (c.484-425 BCE) was an ancient Greek writer, born in Halicarnassus, a city on the southwestern coast of what is now Turkey. He lived during one of the most dramatic periods in the ancient world: the wars between the Greek city-states and the Persian Empire. He is called the father of history, a title given to him by the Roman writer Cicero, because he was the first person we know of who systematically investigated the past through inquiry and travel rather than simply recording myths or royal chronicles. The word history itself comes from the Greek word he used in the opening of his work, historie, meaning inquiry or investigation. He travelled extensively across the known world, visiting Egypt, the Persian Empire, Scythia in what is now Ukraine and Russia, and many other places. He talked to people, visited sites of important events, collected stories, and tried to understand why things had happened. His great work, which we call The Histories, tells the story of the wars between Greece and Persia but ranges far beyond this into the customs, geography, and history of dozens of peoples. He died around 425 BCE, probably in the Greek colony of Thurii in southern Italy.

Origin
Halicarnassus, Asia Minor (now Turkey)
Lifespan
c. 484-425 BCE
Era
Ancient
Subjects
History Ancient Greece Historiography Anthropology Persian Wars
Why They Matter

Herodotus matters because he invented a new way of understanding the human past: through systematic inquiry, the comparison of different accounts, and the attempt to understand events by explaining their causes rather than simply recording that they happened. He insisted on going to see things for himself and on hearing different perspectives, including the perspectives of non-Greek peoples whom other Greeks dismissed as barbarians. He reported what he had heard honestly, even when accounts conflicted, noting when he found a story implausible rather than simply accepting it. This combination of curiosity about the wider world, methodological honesty about uncertainty, and genuine interest in why things happen rather than only what happened established the foundations of historical inquiry. He also matters as someone who took seriously the customs, beliefs, and perspectives of people very different from himself, in a way that anticipates modern anthropology and the argument that understanding other cultures requires engaging with them on their own terms.

Key Ideas
1
History as inquiry: asking why, not just what
The word history comes from the Greek word Herodotus used to describe his project: historie, meaning inquiry or investigation. This was new. Before Herodotus, accounts of the past consisted mainly of myths, royal chronicles, and epic poetry. They recorded what gods and heroes had done, or what kings had conquered, without asking why. Herodotus asked why: why did the Persian Wars happen? What caused the conflict between East and West? By framing history as an inquiry into causes, he established the idea that the past could be investigated and explained, not just remembered.
2
Preserving the memory of great deeds
Herodotus opened his Histories with a statement of purpose: to preserve the memory of what human beings have done, and to prevent the great and wonderful deeds of both Greeks and non-Greeks from losing their glory. This was not simply a literary ambition: it was a moral one. The past mattered because it contained examples of human achievement and failure that were worth remembering. He wanted to preserve not only Greek achievements but those of the Persians, the Egyptians, and other peoples, recognising that greatness was not the exclusive property of any one culture.
3
Travelling to see and hear for yourself
Herodotus was an extraordinary traveller for his time. He visited Egypt, spending time with priests who told him about their country's history and customs. He went to Babylon, to Scythia, to the Black Sea coast. He asked questions wherever he went. He reported what he had seen with his own eyes, what he had heard from witnesses, and what he had been told by tradition, being careful to distinguish between these different levels of evidence. This insistence on going to see for himself, rather than simply repeating what others had said, established a model of empirical inquiry that would be recognised by later historians.
Key Quotations
"Herodotus of Halicarnassus here presents his research so that human events do not fade with time, and that great and remarkable deeds of both Greeks and non-Greeks do not go unrecorded."
— The Histories, opening sentence
This opening sentence defines history as a project of preservation and recognition. Herodotus is writing so that great deeds are not forgotten, and significantly, he says both Greeks and non-Greeks: this work will record the achievements of all peoples, not only the Greeks. This inclusive scope, unusual for his time, reflects his genuine curiosity about the wider world and his resistance to the simple division of humanity into civilised Greeks and barbarous others.
"I am obliged to report what is said, but I am not obliged to believe it."
— The Histories, Book VII
This statement is one of the most important methodological principles in Herodotus. He is acknowledging that his obligation as a reporter is to present what he has heard, but his obligation as a critical thinker is to evaluate its credibility. He does not simply pass on everything as equally true. This combination of comprehensiveness in reporting and critical judgment in evaluation is a model for anyone working with sources: record what the sources say, but think carefully about what to believe.
Using This Thinker in the Classroom
Research Skills When introducing how to evaluate sources
How to introduce
Introduce Herodotus's principle: I am obliged to report what is said but not obliged to believe it. Ask: what does this mean for how you use sources? If a source says something happened, does that mean it did? How do you decide what to believe? Introduce his method: he compared different accounts, evaluated their plausibility against what he knew about geography and human behaviour, and distinguished between what he saw himself and what he was told. Ask: is this a good model? What would make it better?
Cultural Heritage and Identity When discussing cultural difference and how to approach it
How to introduce
Introduce the custom is king story: Darius asked Greeks how much to eat their dead fathers and asked Indians how much to burn theirs; both were horrified. Ask: what does this story tell us about how to approach cultural differences? Is Herodotus saying all practices are equally good? Or is he saying something more modest: that what seems natural is shaped by custom, and that genuine curiosity about other cultures requires setting aside the assumption that your own way is simply correct? Connect to Lugones's loving perception versus arrogant perception.
Further Reading

Tom Holland's translation of The Histories (2013, Penguin) is the most accessible modern translation for general readers.

For a short biography

Edith Hall's Introducing the Ancient Greeks (2014, Norton) provides vivid context for Herodotus and his world.

For the contemporary relevance

James Romm's Herodotus (1998, Yale University Press) is an accessible scholarly introduction.

Key Ideas
1
Custom is king: respecting cultural difference
One of Herodotus's most famous observations is that custom is king of all: different peoples have radically different customs that each group considers natural and correct, and no custom is simply right or wrong in an absolute sense. He illustrated this with an anecdote about Darius, King of Persia, who asked Greeks how much money it would take to make them eat the bodies of their dead fathers, and asked Indians who ate their dead how much to make them burn them. Both were horrified. Herodotus used this story to make a point about cultural relativism: what seems monstrous to one culture seems natural to another. He was not endorsing all practices but insisting on genuine curiosity about and respect for cultural difference.
2
Reporting with honesty about uncertainty
Herodotus was unusually honest about the limits of his knowledge. He repeatedly said things like I am obliged to report what is said, but I am not obliged to believe it, or this is what I was told but I do not know if it is true. He compared different accounts of the same event, noted when they conflicted, and sometimes declined to choose between them. This methodological honesty about uncertainty was unusual in ancient writing and anticipates the modern historian's obligation to be transparent about sources, to acknowledge what is not known, and to distinguish between what the evidence supports and what is speculation.
3
Non-Greek peoples as subjects of serious attention
Unlike most Greek writers of his time, who dismissed non-Greeks as barbarians by definition, Herodotus took seriously the history, culture, and achievements of Persians, Egyptians, Scythians, Lydians, and many other peoples. He devoted large sections of his work to describing their customs, their political systems, their religious practices, and their history, treating them as people whose way of life deserved to be understood on its own terms. He acknowledged that Egypt was the source of many things that Greeks had learned. This genuine curiosity about and respect for non-Greek cultures was a form of intellectual openness that most of his contemporaries did not share.
Key Quotations
"Custom is king of all."
— The Histories, Book III
This phrase, which Herodotus quotes from the poet Pindar, captures his view of cultural difference. Every people regards its own customs as natural and correct and finds foreign customs strange or wrong. But this universality of custom-following does not mean that any one culture's customs are objectively right: it means that custom, the inherited practice of a particular community, shapes what seems natural to the people who follow it. This insight anticipates modern cultural anthropology and challenges any claim that one culture's way of doing things is simply correct while others are simply wrong.
"Great deeds are usually wrought at great risks."
— The Histories, Book VII
Herodotus is making an observation about the relationship between ambition, risk, and achievement that runs through The Histories. The great events he records, battles, conquests, acts of resistance, all involved people accepting enormous risks. This is not simply a celebration of recklessness: Herodotus also records the disasters that followed from miscalculation and hubris. He is observing that the events worth recording, the great and remarkable deeds of his opening sentence, are by their nature the result of people venturing beyond safety.
Using This Thinker in the Classroom
Critical Thinking When examining how historians construct accounts of the past
How to introduce
Introduce the problem Herodotus faced: he was writing about events that had happened decades before, often relying on oral accounts, multiple conflicting sources, and his own observation of physical sites. Ask: what were the limits of what he could know? What were the limits of what any historian can know? Connect to Ibn Khaldun's more systematic methodology: both recognised that historical accounts had to be evaluated critically, not simply accepted. Ask: what is the difference between history as recording what happened and history as constructing the most defensible account of what happened?
Global Studies When examining the origins of East-West divisions
How to introduce
Introduce Herodotus's account of the Persian Wars as one of the earliest accounts of conflict between what he called Europe and Asia. Ask: is his framing of the conflict still relevant today? The idea of a fundamental division between East and West has had enormous influence on how subsequent generations have understood geopolitics. Ask: does Herodotus himself endorse this division, or does his genuine curiosity about Persian and Egyptian culture complicate it? Connect to Ibn Sina and Ibn Khaldun: do they see themselves as on one side of this division?
Storytelling and Narrative When examining how narrative shapes historical understanding
How to introduce
Herodotus tells his history through stories: the story of Croesus, the story of Thermopylae, the story of Xerxes's enormous army. Ask: what do we gain from this narrative approach to history? What might we lose? Compare to the more analytical, less narrative approach of Thucydides, who was critical of Herodotus. Ask: is history primarily a story or an argument? Can it be both? Connect to Eco's argument that narrative can convey truths that abstraction cannot reach.
Further Reading

The Histories itself, in any good modern translation, is remarkably readable: Herodotus is a vivid storyteller and many sections can be read independently.

For Herodotus as a historian

John Marincola's Greek Historians (2001, Cambridge University Press) places him alongside his successors.

For the archaeology confirming his accounts

John Boardman's edited collection The Oxford History of Greece and the Hellenistic World (1988, Oxford University Press) provides the archaeological context.

Key Ideas
1
Cause and explanation in history
Herodotus tried to explain why the Persian Wars happened, not just describe what occurred. He traced the conflict back through a long chain of causes: the Lydian king Croesus attacking the Persian Empire, Persian expansion westward, Greek city-states supporting revolts against Persian rule, and so on. His causal analysis mixed political and military causes with what he saw as the workings of divine justice and the inevitable decline that follows from excessive pride and power. The religious and moralistic elements of his causal analysis are different from modern historical explanation, but the instinct to ask why rather than just what was foundational.
2
The critical engagement with sources
Herodotus applied a degree of source criticism that was unusual for his time. He compared different accounts, identified when accounts seemed implausible given what he knew about geography or human nature, and sometimes rejected stories he considered unbelievable. He distinguished between what he had seen himself, what eyewitnesses had told him, and what was traditional knowledge. His contemporary Thucydides criticised him for credulity, and some ancient and modern readers have agreed. But his framework of comparing accounts and evaluating plausibility was a genuine methodological innovation that later historians built on.
3
The danger of hubris: pride before a fall
Running through The Histories is a moral theme that Herodotus took from Greek tragic thought: hubris, excessive pride or ambition, inevitably leads to nemesis, downfall. King Croesus was warned by the wise man Solon that no one should be counted happy until they are dead, but ignored the warning and overreached himself. Xerxes, leading the massive Persian invasion of Greece, saw his enormous army as a display of overwhelming power but was ultimately defeated. These stories function as historical examples of a moral principle: power corrupts judgment, and those who believe they are invincible invite disaster. This moralistic dimension of Herodotus's history shaped how history was written for centuries.
Key Quotations
"Envy is ingrained in human nature. Call no man happy until he is dead."
— The Histories, Book I
These words, placed in the mouth of the Athenian wise man Solon speaking to the fabulously wealthy King Croesus, capture Herodotus's moral philosophy of history. No one's fortune is secure until their life is over: the person who seems happiest today may be the one who falls furthest tomorrow. Croesus ignored this warning and was eventually conquered and nearly executed by Cyrus of Persia. The story functions as a historical illustration of a moral truth: happiness is fragile, and the confidence that comes from current success is itself a danger.
"Of all men's miseries the bitterest is this: to know so much and to have control over nothing."
— The Histories, Book IX
This observation, made in the context of the Persian Wars, captures something about the human condition in history that resonates across cultures and eras. Knowledge of what is happening, what is likely to happen, and what the consequences will be does not automatically give the person who has this knowledge the power to act effectively. The historian, like the observer of events, often sees clearly what is happening but cannot change it. This gap between knowledge and power is one of the recurring themes of The Histories and of historical writing more broadly.
Using This Thinker in the Classroom
Citizenship When discussing democracy, freedom, and political systems
How to introduce
Herodotus records a debate among Persian nobles about what the best form of government is: monarchy, oligarchy, or democracy. He also records the Persian general Mardonius observing that the Greeks' habit of fighting each other even when they shared a common enemy was a result of their irrational practice of democracy. Ask: what does this debate reveal about how the Greeks and Persians understood political organisation? Why does Herodotus include these debates? Connect to Arendt's analysis of the political realm and genuine public life.
Research Skills When examining the limits of historical knowledge
How to introduce
Introduce the debate about Herodotus's reliability: some ancient and modern critics called him the father of lies because of the improbable stories he sometimes reported. Ask: is this criticism fair? Distinguish between stories he reported while noting his scepticism, stories he reported as probable, and stories he said he believed. Apply Ibn Khaldun's methodology: test historical claims against what we know about social reality. How does applying this test change your assessment of Herodotus? What does this exercise tell us about how to evaluate any historical source?
Common Misconceptions
Common misconception

Herodotus simply made up stories and should not be trusted.

What to teach instead

Modern archaeology and other ancient sources have confirmed many of Herodotus's accounts that were once dismissed as invention. His description of Scythian burial customs was confirmed by archaeological excavations. His account of the canal across the Athos peninsula was confirmed. His general account of Persian military organisation has been supported by Persian inscriptions. He was not always accurate and he reported some implausible stories, but he was not simply inventing. He was working with the sources available to him and was often more reliable than his ancient and modern critics acknowledged.

Common misconception

Herodotus was hostile to Persia because he was writing from the Greek perspective.

What to teach instead

Herodotus was remarkably evenhanded for a Greek writing about the conflict between Greece and Persia. He portrayed Persian leaders as complex human beings rather than as simple villains. He acknowledged Persian courage and military skill. He was critical of Greek behaviour when it warranted criticism. He showed genuine admiration for Egyptian and Persian culture. He was accused in antiquity of being too sympathetic to non-Greeks. His perspective was shaped by his Greek background, but it was much broader than simple Greek patriotism.

Common misconception

History began with Herodotus.

What to teach instead

Historical writing existed before Herodotus: ancient Mesopotamia, Egypt, and China all had traditions of recording the past, including royal chronicles and annals. What was new with Herodotus was the combination of systematic inquiry, comparative analysis of sources, explicit causal explanation, and broad geographical and cultural scope. He did not invent historical writing but he developed a form of inquiry that was new and that established models for subsequent Greek and eventually Western historical writing.

Common misconception

Custom is king means Herodotus thought all cultural practices were equally acceptable.

What to teach instead

Herodotus's observation that custom is king was a descriptive claim about how cultural norms work, not a prescriptive claim that all customs are equally good. He did express moral judgments in The Histories: he clearly admired Athenian resistance to Persia, he was critical of cruelty and hubris, and he saw the downfall of those who acted unjustly as a kind of justice. His cultural relativism was an epistemic and methodological position, recognising that understanding other cultures required engaging with them on their own terms, not a moral position that nothing could be criticised.

Intellectual Connections
Anticipates
Ibn Khaldun
Both Herodotus and Ibn Khaldun sought to explain why historical events happened rather than simply recording them, and both developed methodological principles for evaluating historical sources. Ibn Khaldun took historical methodology much further, developing systematic social analysis and explicit criteria for evaluating historical claims against social reality. But both share the foundational insight that history should be inquiry rather than simple chronicle.
In Dialogue With
Socrates
Herodotus and Socrates were near contemporaries in Athens and their intellectual projects were related. Both believed that genuine understanding required honest inquiry rather than the acceptance of received opinion. Socrates applied this to philosophy and ethics. Herodotus applied it to the human past and to the customs of different peoples. Both insisted on the limits of what could be known and the importance of acknowledging uncertainty.
In Dialogue With
Howard Zinn
Herodotus insisted on recording the deeds of both Greeks and non-Greeks, resisting the tendency to write history only from the perspective of one group. Zinn made the parallel argument in the twentieth-century American context: history that only records the perspective of the powerful misses most of what happened. Both argue that genuinely comprehensive history requires multiple perspectives and that whose story gets told is a political as well as a scholarly question.
Complements
María Lugones
Herodotus's insistence on genuine curiosity about non-Greek cultures and his method of seeking to understand them on their own terms anticipates Lugones's concept of world-travelling: genuinely entering another person's or culture's world to see it as they see it rather than always interpreting it through your own categories. Both argue that understanding across cultural difference requires a kind of intellectual humility and openness that is harder than it sounds.
In Dialogue With
Natalie Zemon Davis
Both Herodotus and Davis are concerned with the stories people tell about themselves and their world, and both take seriously the narrative and interpretive frameworks through which people at different times and places have understood their experience. Davis, working with the tools of modern historiography, pursues some of the same goals as Herodotus: understanding events from the inside, taking seriously the perspectives of people who are not the powerful, and using narrative as a legitimate historical method.
Influences
E.P. Thompson
The tradition of history as inquiry into the human past, paying attention to the full range of human experience across cultures and classes, that Herodotus helped establish is the broad tradition within which Thompson worked. Thompson's insistence on taking seriously the experience of ordinary people echoes Herodotus's breadth: just as Herodotus resisted limiting history to the Greek perspective, Thompson resisted limiting it to the perspective of the powerful.
Further Reading

For rigorous scholarly engagement

Rosalind Thomas's Herodotus in Context (2000, Cambridge University Press) examines his intellectual methods in relation to contemporary Greek thought.

For the debate about his reliability

W.K. Pritchett's The Liar School of Herodotos (1993, Gieben) represents the sceptical view and the responses to it.

For the cultural relativism

James Redfield's essay Herodotus the Tourist in the collection Greeks in Their Setting (1985) examines his anthropological sensibility.